Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 21016-1013 found under Shaft Actuator Hois by Lucas Aerospace Power Equipment. The National Stock Number assigned to this part is 1680007231218, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 21016-1013.